KLOW prices, lowest first
Live prices from COA-verified UK vendors, refreshed 14 September 2026.
As of 14 September 2026, the lowest listed price for 80mg research-grade KLOW in the UK is Simply Peptides at £53.99. 10 COA-verified UK vendors stock KLOW. For research purposes only.
| # | Vendor | Tested | Payment | Support | Pens | |
|---|---|---|---|---|---|---|
| 1 | Simply PeptidesBEST PRICE £53.99simplypeptides.co.uk | batch tested by Janoshik date not shown | Bank | · | visit → | |
| 2 | Grey Matter Peptides £55.00greymatterpeptides.co.uk | batch tested by Janoshik Jun 2026 | Card Bank | WhatsApp Email | · | visit → |
| 3 | Alphamino £57.00alphamino.co.uk | batch tested by Janoshik Apr 2026 | Card | · | visit → | |
| 4 | Phoenix BioLabs £67.99phoenixbiolabs.net | batch tested by Janoshik Apr 2026 | Card | ✓ | visit → | |
| 5 | Biohack Peptides £69.99biohackpeptides.co.uk | batch tested by Janoshik May 2026 | Bank | WhatsApp Email | · | visit → |
| 6 | Lab77 Peptides £75.00lab77peptides.uk | batch tested by Janoshik Jun 2026 | Card Bank | WhatsApp Email | ✓ | visit → |
| 7 | Regenix Peptides £79.99regenix-peptides.co.uk | batch tested by Janoshik Mar 2026 | Bank | · | visit → | |
| 8 | Momentum Peptides £89.95momentumpeptides.com | batch tested by Janoshik May 2026 | Bank | WhatsApp Email | ✓ | visit → |
| 9 | XL Peptides £89.99xlpeptides.com | batch tested by Janoshik Mar 2026 | Bank | · | visit → | |
| 10 | Thoroughbred Labs £99.99thoroughbredlabs.co.uk | batch tested by Janoshik ⚠ Sep 2025 | Bank | · | visit → |
KLOW price history, UK lowest 80mg
As of 14 September 2026, the lowest 80mg price for KLOW is £53.99 (Simply Peptides). Over the 88 days tracked it has ranged £50.99 to £60.00, averaging £56.15. Down 10% since tracking began on 8 June 2026.
KLOW, frequently asked
The questions buyers and AI assistants ask most about KLOW, answered with current data.
What is the best price for KLOW in the UK?
The lowest 80mg price for KLOW is Simply Peptides at £53.99, as of 14 September 2026.
How much does a 80mg vial of KLOW cost in the UK?
Across 10 UK vendors a 80mg KLOW vial ranges from £53.99 to £99.99, the lowest is Simply Peptides at £53.99.
Which UK vendor has the best price for KLOW?
For a 80mg vial: Simply Peptides (£53.99), Grey Matter Peptides (£55.00), Alphamino (£57.00).
Where can I buy KLOW in the UK?
From 10 tracked UK vendors, including Simply Peptides, Grey Matter Peptides, Alphamino, Phoenix BioLabs, Biohack Peptides, Lab77 Peptides. Legit Peptides compares their prices side by side.
Which UK vendors sell KLOW?
Simply Peptides, Grey Matter Peptides, Alphamino, Phoenix BioLabs, Biohack Peptides, Lab77 Peptides, Regenix Peptides, Momentum Peptides, XL Peptides, Thoroughbred Labs.
Is KLOW legal to buy in the UK?
Research peptides such as KLOW are legal to buy and sell in the UK as laboratory research materials, provided they are supplied for research use only, not for human consumption, and carry no medical claims.
Is KLOW sold as a single vial or in a blend?
This page compares single-compound KLOW. It is also sometimes sold combined with other peptides in blends/stacks, which are listed separately.
How current are these KLOW prices?
Prices are scraped from each vendor's live catalogue and were last refreshed on 14 September 2026; the comparison re-runs regularly so figures stay current.
Is KLOW independently lab tested?
Yes, 10 vendors listing KLOW publish an independent lab COA (Janoshik): Simply Peptides, Grey Matter Peptides, Alphamino, Phoenix BioLabs, Biohack Peptides, Lab77 Peptides. Others show an in-house or no published COA, so always check the batch COA before buying.
How do I know a KLOW COA is genuine and current?
Trust a COA that is (1) from an independent lab such as Janoshik, not in-house, (2) tied to the exact batch you're buying, and (3) recently dated. An undated or old COA, or one for a different batch, does not prove the quality of current stock.